This is 941635894
This is 540292384
This is 540287028
This is 859054130
This is 540352562
This is 808525874
This is 540554272
This is 876093494
This is 958413106
This is 857749557
This is 958411808
This is 540030752
This is 926228529
This is 540620832
This is 825499696
This is 825303091
This is 924856884
This is 891304243
This is -134215136
This is 16
This is 4133464
This is 8
This is 0
This is 4133280
This is 4133472
This is 7846544
This is 0
This is 0
This is 16842755
This is 16
This is 2005475021
This is -2
This is 2005218418
This is 4133472
This is 0
This is 4133464
This is 1993316557
This is 0
This is -1863876850
This is 0
This is -436195834
This is 1993321977
This is 2686672
This is 2686916
This is -436201242
This is 1993316570
This is 4133472
This is 2686776
This is 0
This is 2686832
The avg is -436195834
The max is -2147483648
The min is 0
The stdDev is -436195834

makes me believe that the file contains textual representation of data. It must be converted to doubles via a proper format specifier of scanf, or via strtod, etc.
fread doesn't do any conversion. It just reads bytes.